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Finding the Fourth Proportional to 472,029.30, 652,229.01 and 377,317.62

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Solution

The fourth proportional to 472,029.30, 652,229.01 and 377,317.62 is: 521,360.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,029.30 : 652,229.01 = 377,317.62 : x
  2. Step 2: Convert to fraction form
    472,029.30/652,229.01 = 377,317.62/x
  3. Step 3: Cross multiply
    472,029.30x = 652,229.01 × 377,317.62
  4. Step 4: Simplify right side
    472,029.30x = 246,097,497,748.16
  5. Step 5: Solve for x
    x = 246,097,497,748.16/472,029.30
  6. Step 6: Final answer
    x = 521,360.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.